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ATOME DONNEUR [8 records]
Record 1 - internal organization data 2011-05-17
Record 1, English
Record 1, Subject field(s)
- Chemistry
Universal entry(ies) Record 1
Record 1, Main entry term, English
- oxonium ion
1, record 1, English, oxonium%20ion
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- H3O+ ion 2, record 1, English, H3O%2B%20ion
correct, see observation
- hydrogen ion 3, record 1, English, hydrogen%20ion
avoid
- hydronium ion 1, record 1, English, hydronium%20ion
avoid
- hydroxonium ion 4, record 1, English, hydroxonium%20ion
avoid
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
An ion of the type R3O+, in which R indicates hydrogen or an organic group, especially the ion H3O+, which is formed when acids dissociate in water. 5, record 1, English, - oxonium%20ion
Record number: 1, Textual support number: 1 OBS
Most of the time, the hydronium ion, symbol H3O+, is called hydrogen ion, symbol H[plus], even if the notion described by this term (hydrogen ion) represents not an hydrogen ion but "a proton (hydrogen ion) combined with a molecule of water." 6, record 1, English, - oxonium%20ion
Record number: 1, Textual support number: 2 OBS
Chemical formula: H3O+ 7, record 1, English, - oxonium%20ion
Record 1, French
Record 1, Domaine(s)
- Chimie
Entrée(s) universelle(s) Record 1
Record 1, Main entry term, French
- ion oxonium
1, record 1, French, ion%20oxonium
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- ion H3O+ 2, record 1, French, ion%20H3O%2B
correct, see observation, masculine noun
- ion hydronium 3, record 1, French, ion%20hydronium
avoid, masculine noun
- ion hydrogène hydraté 2, record 1, French, ion%20hydrog%C3%A8ne%20hydrat%C3%A9
avoid, masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
L'ion hydrogène H[ plus], ou proton, est le noyau de l'atome d’hydrogène. Il ne semble pas que le proton puisse exister à l'état libre dans un solvant comme l'eau. Il s’associe en effet à une molécule d’eau, qui joue le rôle de base(accepteur de protons), pour former l'ion hydronium H3O+, ou ion hydrogène hydraté [...]. L'eau peut jouer aussi le rôle d’acide(donneur de protons) [...] 4, record 1, French, - ion%20oxonium
Record number: 1, Textual support number: 1 OBS
L’ion hydronium, de formule H3O+, est presque toujours appelé ion hydrogène, symbole H[plus]; l’ion d’hydrogène, n’existant pas à l’état libre dans l’eau, s’associe à une molécule d’eau pour former l’ion hydronium; cet ion hydronium par commodité est appelé ion hydrogène. 5, record 1, French, - ion%20oxonium
Record number: 1, Textual support number: 2 OBS
Le proton en solution aqueuse peut donner lieu à plusieurs écritures : - H[exposant]+(aq); cette écriture conventionnelle, simple et cohérente avec celle utilisée pour les autres ions, facilite l’écriture de nombreuses équations chimiques. - H3O+ (l’IUPAC recommande l’appellation oxonium). L’écriture H3O+(aq) n’est pas nécessaire. 6, record 1, French, - ion%20oxonium
Record number: 1, Textual support number: 3 OBS
Formule chimique : H3O+ 7, record 1, French, - ion%20oxonium
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Química
Entrada(s) universal(es) Record 1
Record 1, Main entry term, Spanish
- hidrogenión
1, record 1, Spanish, hidrogeni%C3%B3n
masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- ión hidrógeno 1, record 1, Spanish, i%C3%B3n%20hidr%C3%B3geno
masculine noun
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 OBS
Fórmula química: H3O+ 2, record 1, Spanish, - hidrogeni%C3%B3n
Record 2 - internal organization data 2010-06-04
Record 2, English
Record 2, Subject field(s)
- Chemistry
Universal entry(ies) Record 2
Record 2, Main entry term, English
- hydrogen ion
1, record 2, English, hydrogen%20ion
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- H+ ion 2, record 2, English, H%2B%20ion
correct
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
The positively charged ion in all acids. 3, record 2, English, - hydrogen%20ion
Record number: 2, Textual support number: 1 OBS
For simplicity, the hydrogen ion is usually designated by the symbol H+. 4, record 2, English, - hydrogen%20ion
Record number: 2, Textual support number: 2 OBS
Not to be confused with hydronium ion (H3O+) which is the form taken by H+ when combined with water; it must be remembered that, on the other hand, hydronium ion is usually called, for simplicity sake, hydrogen ion. 5, record 2, English, - hydrogen%20ion
Record 2, French
Record 2, Domaine(s)
- Chimie
Entrée(s) universelle(s) Record 2
Record 2, Main entry term, French
- ion hydrogène
1, record 2, French, ion%20hydrog%C3%A8ne
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- ion H+ 2, record 2, French, ion%20H%2B
correct, masculine noun
- ion d’hydrogène 3, record 2, French, ion%20d%26rsquo%3Bhydrog%C3%A8ne
correct, masculine noun
- ion positif hydrogène 2, record 2, French, ion%20positif%20hydrog%C3%A8ne
correct, masculine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
L'ion hydrogène H+, ou proton, est le noyau de l'atome d’hydrogène. Il ne semble pas que le proton puisse exister à l'état libre dans un solvant comme l'eau. Il s’associe en effet à une molécule d’eau, qui joue le rôle de base(accepteur de protons), pour former l'ion hydronium H3O+, ou ion hydrogène hydrate [...]. L'eau peut jouer le rôle d’acide(donneur de protons) [...] 2, record 2, French, - ion%20hydrog%C3%A8ne
Record number: 2, Textual support number: 1 OBS
pluriel : des ions hydrogène. 4, record 2, French, - ion%20hydrog%C3%A8ne
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Química
Entrada(s) universal(es) Record 2
Record 2, Main entry term, Spanish
- ión hidrógeno
1, record 2, Spanish, i%C3%B3n%20hidr%C3%B3geno
correct, masculine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 DEF
Ión de carga positiva [...] 2, record 2, Spanish, - i%C3%B3n%20hidr%C3%B3geno
Record 3 - internal organization data 2002-01-17
Record 3, English
Record 3, Subject field(s)
- Electrolysis (Electrokinetics)
- Electrochemistry
- Chemistry
Record 3, Main entry term, English
- hydrogen bond
1, record 3, English, hydrogen%20bond
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
A type of bond formed when a hydrogen atom bonded to atom A in one molecule makes an additional bond to atom B either in the same or another molecule. 2, record 3, English, - hydrogen%20bond
Record number: 3, Textual support number: 1 CONT
hydrogen - containing substances ... can only be brought logically into the Lewis Scheme by appealing to the fact that the reaction between a proton acid, which may be designated as XH, and a base, denoted by B, passes through an intermediate hydrogen-bonded state X-H ... B (in which the dotted line indicates a hydrogen-bond, a relatively weak secondary attractive force). 3, record 3, English, - hydrogen%20bond
Record 3, French
Record 3, Domaine(s)
- Électrolyse (Électrocinétique)
- Électrochimie
- Chimie
Record 3, Main entry term, French
- liaison hydrogène
1, record 3, French, liaison%20hydrog%C3%A8ne
correct, feminine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Force d’origine électrostatique intermédiaire entre la liaison ionique et la force Van der Waals, que l’on rencontre chez les corps à constante diélectrique élevée H2O, HCN, H2O2, HF, etc., et responsable d’un grand nombre de propriétés physiques et chimiques. 2, record 3, French, - liaison%20hydrog%C3%A8ne
Record number: 3, Textual support number: 1 CONT
[...] au cours de la neutralisation, il se forme d’abord un composé moléculaire entre l'acide et la base(l'un des deux partenaires pouvant être une molécule de solvant). Ce composé résulte en fait de l'établissement d’une liaison hydrogène entre l'atome H de l'acide et l'atome donneur d’électrons de la base; [...]. 1, record 3, French, - liaison%20hydrog%C3%A8ne
Record 3, Spanish
Record 3, Campo(s) temático(s)
- Electrólisis (Electrocinética)
- Electroquímica
- Química
Record 3, Main entry term, Spanish
- enlace de hidrógeno
1, record 3, Spanish, enlace%20de%20hidr%C3%B3geno
masculine noun
Record 3, Abbreviations, Spanish
Record 3, Synonyms, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 2000-10-13
Record 4, English
Record 4, Subject field(s)
- Chemistry
- Waste Management
Record 4, Main entry term, English
- electron acceptor
1, record 4, English, electron%20acceptor
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- acceptor 2, record 4, English, acceptor
correct
- electron-pair acceptor 3, record 4, English, electron%2Dpair%20acceptor
correct
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
An atom or part of a molecule joined by a covalent bond to an electrode donor. 4, record 4, English, - electron%20acceptor
Record number: 4, Textual support number: 1 CONT
This classification [Lewis] includes as bases the same species covered by the Bronsted-Lowry definition, since a molecule or ion that can accept a proton does so because it has one or more unshared pairs of electrons, and therefore it also can combine with electron acceptors other than the proton. 3, record 4, English, - electron%20acceptor
Record 4, French
Record 4, Domaine(s)
- Chimie
- Gestion des déchets
Record 4, Main entry term, French
- accepteur d’électrons
1, record 4, French, accepteur%20d%26rsquo%3B%C3%A9lectrons
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- accepteur 2, record 4, French, accepteur
correct, masculine noun
- récepteur 2, record 4, French, r%C3%A9cepteur
correct, masculine noun
- accepteur de doublets 2, record 4, French, accepteur%20de%20doublets
correct, masculine noun
- accepteur de paire d’électrons 1, record 4, French, accepteur%20de%20paire%20d%26rsquo%3B%C3%A9lectrons
correct, masculine noun
Record 4, Textual support, French
Record number: 4, Textual support number: 1 CONT
Les acides de Lewis, accepteurs d’électrons, sont souvent nommés électrophiles; les bases de Lewis se fixent sur la région des particules acides pauvre en électrons [...] on les nomme nucléophiles. 1, record 4, French, - accepteur%20d%26rsquo%3B%C3%A9lectrons
Record number: 4, Textual support number: 1 OBS
donneur :Atome ou groupement fournissant les deux électrons d’une liaison de coordinence. L'atome ou le groupement qui reçoit ces électrons est appelé accepteur ou récepteur. 2, record 4, French, - accepteur%20d%26rsquo%3B%C3%A9lectrons
Record 4, Spanish
Record 4, Campo(s) temático(s)
- Química
- Gestión de los desechos
Record 4, Main entry term, Spanish
- aceptador
1, record 4, Spanish, aceptador
correct, masculine noun
Record 4, Abbreviations, Spanish
Record 4, Synonyms, Spanish
- aceptor 1, record 4, Spanish, aceptor
correct, masculine noun
Record 4, Textual support, Spanish
Record 5 - internal organization data 1992-10-29
Record 5, English
Record 5, Subject field(s)
- Chemistry
- Semiconductors (Electronics)
Record 5, Main entry term, English
- donor impurity
1, record 5, English, donor%20impurity
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
- donor 1, record 5, English, donor
correct
- electron donor 2, record 5, English, electron%20donor
Record 5, Textual support, English
Record number: 5, Textual support number: 1 DEF
An impurity atom that tends to give up an electron and thereby affects the electrical conductivity of a crystal. It is used to produce N-type semiconductor material. An element with less than four valence electrons that is used as a dopant for semiconductors. Donor atoms mixed with silicon makes a P material. 3, record 5, English, - donor%20impurity
Record 5, French
Record 5, Domaine(s)
- Chimie
- Semi-conducteurs (Électronique)
Record 5, Main entry term, French
- donneur
1, record 5, French, donneur
masculine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
- atome donneur 1, record 5, French, atome%20donneur
masculine noun
Record 5, Textual support, French
Record number: 5, Textual support number: 1 DEF
Dans un semi-conducteur, atome d’une impureté pouvant donner un électron libre. L’introduction des donneurs a pour effet d’augmenter le nombre d’électrons libres dans un semi-conducteur pur et de le transformer en semi-conducteur de type N. 1, record 5, French, - donneur
Record 5, Spanish
Record 5, Textual support, Spanish
Record 6 - internal organization data 1982-08-10
Record 6, English
Record 6, Subject field(s)
- Chemistry
Record 6, Main entry term, English
- proton acceptor
1, record 6, English, proton%20acceptor
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
- acceptor of protons 2, record 6, English, acceptor%20of%20protons
correct
Record 6, Textual support, English
Record number: 6, Textual support number: 1 CONT
When titration is considered for an entire watershed, as may be the case from sustained long-term atmospheric acid inputs, the same buffering processes can occur. However, the reaction is much more heterogeneous in a watershed, and the total quantity and variety of proton acceptor is greater. 1, record 6, English, - proton%20acceptor
Record 6, French
Record 6, Domaine(s)
- Chimie
Record 6, Main entry term, French
- accepteur de protons
1, record 6, French, accepteur%20de%20protons
correct, masculine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 CONT
L'ion hydrogène H, ou proton, est le noyau de l'atome d’hydrogène. Il ne semble pas que le proton puisse exister à l'état libre dans un solvant comme l'eau. Il s’associe en effet à une molécule d’eau, qui joue le rôle de base(accepteur de protons), pour former l'ion hydronium(H3O+, ou ion hydrogène hydraté(...). L'eau peut jouer aussi le rôle d’acide(donneur de protons)(...) 1, record 6, French, - accepteur%20de%20protons
Record 6, Spanish
Record 6, Textual support, Spanish
Record 7 - internal organization data 1982-08-10
Record 7, English
Record 7, Subject field(s)
- Chemistry
- Electrolysis (Electrokinetics)
- Electrochemistry
Record 7, Main entry term, English
- proton donor
1, record 7, English, proton%20donor
correct
Record 7, Abbreviations, English
Record 7, Synonyms, English
- donor of protons 2, record 7, English, donor%20of%20protons
correct
Record 7, Textual support, English
Record number: 7, Textual support number: 1 CONT
It is evident that a complex series of chemical reactions occur in the course of precipitation and that a variety of species, which are either proton donors or acceptors, has an influence on the acidity of rain water. 1, record 7, English, - proton%20donor
Record 7, French
Record 7, Domaine(s)
- Chimie
- Électrolyse (Électrocinétique)
- Électrochimie
Record 7, Main entry term, French
- donneur de protons
1, record 7, French, donneur%20de%20protons
correct, masculine noun
Record 7, Abbreviations, French
Record 7, Synonyms, French
Record 7, Textual support, French
Record number: 7, Textual support number: 1 CONT
L'ion hydrogène H+, ou proton, est le noyau de l'atome d’hydrogène. Il ne semble pas que le proton puisse exister à l'état libre dans un solvant comme l'eau. Il s’associe en effet à une molécule d’eau, qui joue le rôle de base(accepteur de protons), pour former l'ion hydronium H3O+, ou ion hydrogène hydraté(...). L'eau peut jouer aussi le rôle d’acide(donneur de protons)(...) 1, record 7, French, - donneur%20de%20protons
Record 7, Spanish
Record 7, Textual support, Spanish
Record 8 - internal organization data 1982-08-05
Record 8, English
Record 8, Subject field(s)
- Analytical Chemistry
Record 8, Main entry term, English
- electron donor
1, record 8, English, electron%20donor
correct
Record 8, Abbreviations, English
Record 8, Synonyms, English
- donor 2, record 8, English, donor
correct
Record 8, Textual support, English
Record number: 8, Textual support number: 1 DEF
An atom or part of a molecule which supplies both electrons of a duplet forming covalent bond. 3, record 8, English, - electron%20donor
Record number: 8, Textual support number: 1 CONT
Lewis bases (electron donors) are classified as soft if they have high polarizability, low electronegativity, are easily oxidized, or possess low-lying empty orbitals. They are classified hard if they have the opposite tendencies. 1, record 8, English, - electron%20donor
Record 8, French
Record 8, Domaine(s)
- Chimie analytique
Record 8, Main entry term, French
- donneur d’électron
1, record 8, French, donneur%20d%26rsquo%3B%C3%A9lectron
correct, masculine noun
Record 8, Abbreviations, French
Record 8, Synonyms, French
- donneur 2, record 8, French, donneur
correct, masculine noun
- donneur de doublets 2, record 8, French, donneur%20de%20doublets
correct, masculine noun
Record 8, Textual support, French
Record number: 8, Textual support number: 1 CONT
Réenvisageons la réaction la plus simple de neutralisation dans l’eau : action de NH3 ou OH - sur le proton H +, qui ne possède aucun électrode de valence, puisqu’il résulte de la perte d’un électron de l’atome H, qui n’en possède qu’un. [...] Ainsi NH3 et OH - sont des donneurs d’électrons et H + un accepteur. 2, record 8, French, - donneur%20d%26rsquo%3B%C3%A9lectron
Record number: 8, Textual support number: 1 OBS
donneur. Atome ou groupement fournissant les deux électrons d’une liaison de coordinence. 2, record 8, French, - donneur%20d%26rsquo%3B%C3%A9lectron
Record 8, Spanish
Record 8, Textual support, Spanish
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